Electric coffee grinder



FIG. 1 is a perspective view of an electric coffee grinder showing mynew design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and

FIG. 7 is a bottom view thereof.

The broken lines in the drawings depict portions of the electric coffeegrinder that form no part of the claimed design.

CLAIM The ornamental design for an electric coffee grinder as shown anddescribed.